| 2119 | Key words for use in RFCs to Indicate Requirement LevelsS. Bradner | Best Current Practice | March 1997 |
| 3306 | Unicast-Prefix-based IPv6 Multicast AddressesB. Haberman, D. Thaler | Proposed Standard | September 2002 |
| 3307 | Allocation Guidelines for IPv6 Multicast AddressesB. Haberman | Proposed Standard | September 2002 |
| 3849 | IPv6 Address Prefix Reserved for DocumentationG. Huston, A. Lord, P. Smith | Informational | July 2004 |
| 3986 | Uniform Resource Identifier (URI): Generic SyntaxT. Berners-Lee, R. Fielding, L. Masinter | Internet Standard | January 2005 |
| 4122 | A Universally Unique IDentifier (UUID) URN NamespaceP. Leach, M. Mealling, R. Salz · obsoleted by RFC 9562 | Proposed Standard | July 2005 |
| 4944 | Transmission of IPv6 Packets over IEEE 802.15.4 NetworksG. Montenegro, N. Kushalnagar, J. Hui, D. Culler | Proposed Standard | September 2007 |
| 5771 | IANA Guidelines for IPv4 Multicast Address AssignmentsM. Cotton, L. Vegoda, D. Meyer | Best Current Practice | March 2010 |
| 6570 | URI TemplateJ. Gregorio, R. Fielding, M. Hadley, M. Nottingham, D. Orchard | Proposed Standard | March 2012 |
| 6690 | Constrained RESTful Environments (CoRE) Link FormatZ. Shelby | Proposed Standard | August 2012 |
| 6724 | Default Address Selection for Internet Protocol Version 6 (IPv6)D. Thaler, Ed., R. Draves, A. Matsumoto, T. Chown | Proposed Standard | September 2012 |
| 6763 | DNS-Based Service DiscoveryS. Cheshire, M. Krochmal | Proposed Standard | February 2013 |
| 6775 | Neighbor Discovery Optimization for IPv6 over Low-Power Wireless Personal Area Networks (6LoWPANs)Z. Shelby, Ed., S. Chakrabarti, E. Nordmark, C. Bormann | Proposed Standard | November 2012 |
| 6874 | Representing IPv6 Zone Identifiers in Address Literals and Uniform Resource IdentifiersB. Carpenter, S. Cheshire, R. Hinden · obsoleted by RFC 9844 | Proposed Standard | February 2013 |
| 7228 | Terminology for Constrained-Node NetworksC. Bormann, M. Ersue, A. Keranen | Informational | May 2014 |
| 7230 | Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and RoutingR. Fielding, Ed., J. Reschke, Ed. · obsoleted by RFC 9110, RFC 9112 | Proposed Standard | June 2014 |
| 7252 | The Constrained Application Protocol (CoAP)Z. Shelby, K. Hartke, C. Bormann | Proposed Standard | June 2014 |
| 7641 | Observing Resources in the Constrained Application Protocol (CoAP)K. Hartke | Proposed Standard | September 2015 |
| 7841 | RFC Streams, Headers, and BoilerplatesJ. Halpern, Ed., L. Daigle, Ed., O. Kolkman, Ed. | Informational | May 2016 |
| 8106 | IPv6 Router Advertisement Options for DNS ConfigurationJ. Jeong, S. Park, L. Beloeil, S. Madanapalli | Proposed Standard | March 2017 |
| 8126 | Guidelines for Writing an IANA Considerations Section in RFCsM. Cotton, B. Leiba, T. Narten | Best Current Practice | June 2017 |
| 8132 | PATCH and FETCH Methods for the Constrained Application Protocol (CoAP)P. van der Stok, C. Bormann, A. Sehgal | Proposed Standard | April 2017 |
| 8141 | Uniform Resource Names (URNs)P. Saint-Andre, J. Klensin | Proposed Standard | April 2017 |
| 8174 | Ambiguity of Uppercase vs Lowercase in RFC 2119 Key WordsB. Leiba | Best Current Practice | May 2017 |
| 8288 | Web LinkingM. Nottingham | Proposed Standard | October 2017 |
| 8613 | Object Security for Constrained RESTful Environments (OSCORE)G. Selander, J. Mattsson, F. Palombini, L. Seitz | Proposed Standard | July 2019 |
| 9175 | Constrained Application Protocol (CoAP): Echo, Request-Tag, and Token ProcessingC. Amsüss, J. Preuß Mattsson, G. Selander | Proposed Standard | February 2022 |